The IBM Bookface Academy 96 (10 Pitch) Golf Ball Typeball Element is a replacement part specifically designed for the IBM Selectric III typewriter. Made in the United States, this typewriter ball element provides high-quality performance for your office equipment needs. As a genuine IBM product, you can trust in its compatibility and durability to keep your typewriter functioning smoothly. From a smoke free home. Stored in original, locking IBM plastic case.